package com.hkfg.service;

public interface UserService {

    public int logInCheck(String username, String password);

    public int register(String username, String password);

    /**
     * 根据用户名得到用户id
     * @param username
     * @return
     */
    public int getUserId(String username);

    public int modifyWelcome(int userId, String description);
}
